Discover the most starred and trending open source tools tagged with #encrypt.
End-to-end encrypted notes, tasks, files, passwords, journal and bookmarks. Keyed by a 12-word BIP-39 phrase: no email, no password, no account to leak. The full client source for web, desktop and mobile is published, along with the encryption (XChaCha20-Poly1305, HKDF-SHA256, Ed25519) and the threat model, so the privacy claims are falsifiable.
ArcaneChat for Android: ⚡ Fast encrypted chats for the family
Omni Browser is a secure, open-source Android browser by RebelRoot. Built on Mozilla GeckoView, it features native WebExtension support, aggressive media stream interception, a private encrypted locker, and on-device machine learning tools.
:closed_lock_with_key: Server API to support End-to-End Encryption
iOS client for Proton Pass
Rings is a structured peer-to-peer network implementation using WebRTC, Chord DHT, and full WebAssembly (WASM) support.
📱 Wire for iOS (iPhone and iPad)
A web interface for Sealed Secrets by Bitnami.
Pairlet (formerly CC Pocket / cc-pocket) — Continue your local AI coding tasks from phone, tablet, or desktop.
A Messaging Layer Security (RFC 9420, MLS) implementation in TypeScript
A modern, high-performance web server and reverse proxy built on Pingora Cloudflare Pingora's raw performance, wrapped in Caddy's minimalist developer experience
Privacy-first backups for your Mac, to storage you own.
Close the lid and walk away — every window, desktop and terminal on your machines, live in any browser. E2E-encrypted, no open ports, no client, no account.
A self-hosted dead man's switch for delivering encrypted messages (E2EE) to your loved ones — when you're gone or unresponsive.
A modern, cross-platform OpenPGP tool with a unique dual-engine core: switch freely between the battle-tested GnuPG and a modern, memory-safe Rust rPGP backend. It makes encryption, signing, and key management easier and more trustworthy in everyday privacy workflows.
🔐 Securely share sensitive information with automatic expiration & deletion after a set number of views or duration. Track who, what and when with full audit logs.